decreased eosinophil cell number absent eosinophils 2012-05-11T01:30:36Z MP:0011694 MPheno.ontology any structural anomaly of the immature or mature forms of a granular leukocyte with a nucleus that usually has two lobes connected by one or more slender threads of chromatin, and cytoplasm containing coarse, round granules that are uniform in size and which can be stained by the dye eosin csmith